Brimonidine purite 0.1% versus brinzolamide 1% as adjunctive therapy to latanoprost in patients with glaucoma or ocular hypertension
Brimonidine purite 0.1% versus brinzolamide 1% as adjunctive therapy to latanoprost in patients with glaucoma or ocular hypertension
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DOI:
10.1185/030079908x301848
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发表时间:
2008-05-01
影响因子:
2.3
通讯作者:
Hollander, David A.
中科院分区:
文献类型:
--
作者:
Day, Douglas G.;Hollander, David A.
Objective: To evaluate the efficacy and tolerability of brimonidine purite 0.1% in comparison to brinzolamide 1% when used as adjunctive therapy to latanoprost 0.005% in patients with glaucoma or ocular hypertension.Methods: Randomized, single-center, investigator-masked, parallel-group clinical study. Patients with 10P >= 18 mmHg while on once-daily latanoprost were randomized to adjunctive treatment with brimonidine purite TID (n = 20) or brinzolamide TID (n = 20) for 3 months. Intraocular pressure (10P) was measured at 8 a.m., 10 a.m., and 4 p.m. at latanoprost-treated baseline and after 1 and 3 months of latanoprost and adjunctive therapy. A patient questionnaire was administered to evaluate the tolerability of eye drop instillation.Results: Baseline mean diurnal 10P (+/- standard deviation, mmHg) on latanoprost was comparable between groups (brimonidine purite: 19.6 +/- 2.94; brinzolamide: 19.8 +/- 3.25; p = 0.846). Mean diurnal 10P at Month 3 was 16.3 +/- 2.63 mmHg with brimonidine purite and 17.8 +/- 2.19 mmHg with brinzolamide (p = 0.028). Adjunctive use of brimonidine purite provided greater 10P lowering than brinzolamide at 10 a.m. (p < 0.001) and 4 p.m. (p = 0.050) and equivalent 10P lowering to brinzolamide at 8 a.m. (p = 0.716). Blurred vision at Month 1 and bitter taste at Months 1 and 3 were more common upon instillation of brinzolamide eye drops.Conclusion: Brimonidine purite 0.1% provided significantly lower 10P compared with brinzolamide 1% when used as adjunctive therapy to latanoprost. Both adjunctive therapies were well tolerated. Limitations of this study include the use of a single site and the sample size. Additional studies are needed to further evaluate these drugs as adjunctive therapy to prostaglandin analogs.